NCIt Definition: A benign or malignant neoplasm that affects the major or minor salivary glands. Representative examples of benign neoplasms include Warthin tumor, monomorphic adenoma, and pleomorphic adenoma. Representative examples of malignant neoplasms include carcinoma, lymphoma, and sarcoma.

HPO Definition: A tumor (abnormal growth of tissue) of a salivary gland. [HPO:probinson]

CSP Definition: new abnormal salivary gland tissue that grows by excessive cellular division and proliferation more rapidly than normal and continues to grow after the stimuli that initiated the new growth cease.